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Short-Term and Long-Term Debt (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 | Dec. 31, 2015
Debt Disclosure [Abstract] |  |  |  |
Short-Term Debt - Principal | $ 16,100,000 | [1] | $ 37,900,000 | [2]
Short-Term Debt - Unamortized Debt Issuance Costs | (600,000) | [1] | (600,000) | [2]
Short-Term Debt - Total | 15,500,000 | [1] | 37,300,000 | [2]
Long-term Debt - Principal | 1,563,000,000 |  | 1,568,700,000 |
Long-Term Debt - Unamortized Debt Issuance Costs | (11,700,000) |  | (12,000,000) |
Long-Term Debt - Total | 1,551,300,000 |  | 1,556,700,000 |
Total Debt - Principal | 1,579,100,000 |  | 1,606,600,000 |
Total Debt - Unamortized Debt Issuance Costs | (12,300,000) |  | (12,600,000) |
Total Debt - Total | 1,566,800,000 |  | $ 1,594,000,000 |
Long-term Debt Issued | $ 0 |  |  |
[1] | Consisted of long-term debt due within one year and notes payable.
[2] | Consisted of long-term debt due within one year and notes payable.

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- Definition Amount of short-term debt and current maturities of long-term debt before deduction of unamortized discount or premium and unamortized debt issuance costs. + References No definition available. + Details
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- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt, before deduction of unamortized discount or premium and unamortized debt issuance expense. + References No definition available. + Details
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of short-term debt or the current maturities of long-term debt. + References No definition available. + Details
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of long-term debt excluding current maturities. + References No definition available. + Details
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- Definition Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 + Details
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- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt. + References No definition available. + Details
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